YPS Cafe Scientifique: 'Dreams vs Reality - the gap between what people want renewables to deliver and what they can deliver' Presentation by James Spencer, from Portland Analytics, an energy advisory service which he set up in 2009. Based in York James is a recognised oil industry expert, appears regularly on TV / Radio and has sat on various Government advisory panels for the oil industry. Come along and join in the discussion. Doors open 7 pm. Tickets are free and can be pre-booked by phone or on-line with City Screen (0871 902 5726) Alternatively tickets are available on the night of the event at the City Screen Ticket Desk – limited to 70 for this event. Booking for this event has now closed.